Question

The following series are based on a specific pattern. In these series, one number is wrong. Find the wrong one.

231                         451                         671                         242                         485                         264

A 231 Correct Answer Incorrect Answer
B 242 Correct Answer Incorrect Answer
C 671 Correct Answer Incorrect Answer
D 485 Correct Answer Incorrect Answer
E 451 Correct Answer Incorrect Answer

Solution

Middle digit is the sum of first and last digit in all the number except 485. 

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